What is the difference between LoopMessage and Telnyx?

LoopMessage supports 53 of the 77 features compared here, and Telnyx supports 36. LoopMessage adds iMessage, group chats, group management, group name and photo and tapbacks. Telnyx adds email, CLI, local testing, OpenTelemetry and agent framework.

How much do LoopMessage and Telnyx cost?

LoopMessage: A free sandbox covers 5 contacts; dedicated senders start at $59.99 a month, with add-ons for a phone number, SMS/RCS fallback, WhatsApp and outbound-first. Telnyx: Pay as you go per message part, with carrier fees passed through at cost and no platform fee.

Does Telnyx support iMessage?

Telnyx does not support iMessage.

Does Telnyx support group chats?

Telnyx does not support group chats.

Does Telnyx support group management?

Telnyx does not support group management.

LoopMessage vs Telnyx: Features, Pricing and Differences

Feature comparison

Feature	LoopMessage	Telnyx
iMessage messaging
iMessage	Supported	Not supportedNo iMessage support
Group chats	SupportedSend and receive in iMessage groups; not available in the sandbox.	Not supported
Group management	SupportedCreate groups (needs the Init conversations add-on) and add or remove members.	Not supported
Group name and photo	SupportedSet group name (32 characters max) and photo with PATCH.	Not supported
Mentions	Not listed	Not supported
Tapbacks	SupportedSix tapbacks or any emoji; inbound reactions arrive as message_reaction webhooks.	Not supported
Threaded replies	Supportedreply_to_id on send; inbound webhooks carry a thread object.	Not supported
Typing indicators	SupportedUp to 60 seconds; fails if the chat had no two-way activity in the last 5 minutes.	Not supported
Read receipts	PartialYou can mark chats read; no read event is documented for your outbound messages.	Not supported
Edit and unsend	SupportedEdit within 15 minutes, unsend within 2 minutes of sending.	Not supported
Message effects	Supported13 bubble and screen effects via the effect field.	Not supported
Animated text effects	SupportedMarkup for shake, nod, explode, ripple, bloom and jitter.	Not supported
Stickers	PartialInbound messages can have type sticker; sending stickers is not documented.	Not supported
Formatted text	SupportedBold, italic, underline, strikethrough and text sizes in iMessage.	Not supported
Attachments	SupportedUp to 10 public HTTPS file URLs per message.	Not supported
Live Photos	Not listed	Not supported
Rich link previews	SupportedLinks get rich previews by default; preview: false sends plain text.	Not supported
Voice messages	SupportedSend audio files as voice messages; inbound audio is transcribed.	Not supported
Contact cards	Supportedcontact_file adds a vCard to the message.	Not supported
Polls	Not listedA helpdesk article lists polls among features, but no poll API is documented.	Not supported
Chat backgrounds	Not listed	Not supported
Location sharing	PartialInbound messages can have type location; sending a location is not documented.	Not supported
iMessage apps	Not listed	Not supported
Live app cards	Not listed	Not supported
Sender name and photo	Not listedDocs suggest sending a vCard so recipients see your name and photo.	Not supported
FaceTime calls	Not supportedFaceTime API is in progress on the roadmap; today only an inbound FaceTime call webhook.	Not supported
Delivery status	Supportedmessage_delivered and message_failed webhooks, plus a status lookup by ID.	Not supported
iMessage availability check	PartialThrough LoopLookup, a separate LoopMessage service.	Not supported
Focus and Notify Anyway	Not listed	Not supported
Numbers and delivery
Managed lines	SupportedDedicated senders run on hardware LoopMessage rents to you.	Not supportedNo iMessage support
Dedicated numbers	SupportedPhone number option is +$15/mo per dedicated sender; email senders also offered.	SupportedLocal, national, toll-free and short code numbers in 130+ countries
Shared numbers	SupportedShared senders for AI assistant use from $20/mo; free sandbox for testing.	Not listed
Bring your own number	PartialYou can port a US number in; your own Apple IDs are not accepted.	SupportedHosted SMS text-enables numbers whose voice stays with another provider
Line pooling	SupportedSender pools balance new contacts across senders and match replies to the right one.	SupportedNumber Pool spreads sends across long code and toll-free numbers, with Sticky Sender
SMS fallback	SupportedPaid add-on, +$15/mo per dedicated sender; included on shared plans.	Not supportedNo iMessage support; RCS can fall back to SMS or MMS
RCS fallback	SupportedSame add-on uses RCS instead of SMS when the device supports it.	Not supportedNo iMessage support
Outbound-first messaging	PartialInit conversations add-on (+$30/mo), warm-up and recent opt-in required; no cold messaging.	SupportedBusiness-initiated SMS; US A2P traffic needs 10DLC or toll-free verification
Calls on the iMessage number	PartialInbound cell calls to the sender number are forwarded (add-on); no outbound calls.	Not supportedNo iMessage support
Other channels
SMS	SupportedSet channel to sms; needs the SMS/RCS add-on.	SupportedSMS and MMS on long code, toll-free, short code and alphanumeric senders
RCS	SupportedSet channel to rcs; needs the SMS/RCS add-on.	SupportedRCS Business Messaging with agent registration by API
WhatsApp	SupportedAdd-on, +$10/mo, on the same phone number and API.	SupportedWhatsApp Business API, including coexistence and business calling
Telegram	Not supportedPlanned on the roadmap, not available yet.	Not supportedNot offered
Slack	Not listed	Not supported
Email	Not listed	SupportedEmail API with sending and inboxes, generally available since August 2026
Phone calls	PartialInbound cell calls are forwarded to a number you choose (add-on); no call API.	SupportedVoice API, TeXML and SIP trunking
Apple Messages for Business	Not supportedNot offered; the helpdesk contrasts LoopMessage with it.	Not supportedNot offered
Unified channel API	SupportediMessage, SMS, RCS and WhatsApp on one number and one API.	PartialShared messaging profiles, but SMS, RCS, WhatsApp and email each have their own endpoint and payload
Developer tools
REST API	Supported	SupportedREST API v2 with a public OpenAPI spec
TypeScript SDK	PartialNo own SDK; Twilio's SDKs work through the Twilio-compatible API.	Supported
Python SDK	PartialNo own SDK; docs show Twilio's Python SDK pointed at the Twilio-compatible API.	Supported
Other SDKs	PartialNo own SDKs; Twilio's SDKs work through the Twilio-compatible API.	SupportedGo, Java, Ruby and PHP; a .NET SDK is on GitHub
CLI	Not listed	SupportedTelnyx CLI, plus an Agent CLI with setup commands
Webhooks	SupportedRetried up to 30 times over several hours.	Supported
Signed webhooks	PartialYou set an authorization header and verify it; no HMAC signature.	SupportedEd25519 signatures over timestamp and payload
MCP server	PartialDocumentation-only MCP server; no access to your account or messages.	SupportedRemote MCP server for API actions, plus a docs MCP server
Open source	PartialOnly the n8n node is MIT on GitHub; the platform is closed.	Not supportedClosed platform; SDKs and CLI are MIT-licensed
Self-hosting	Not listed	Not listed
Local testing	Not listedThe sandbox needs a real iPhone or Mac to message it.	PartialOnly for Telnyx AI Assistants, through the Assistant Chat API or web chat widget
Custom channel providers	Not listed	Not listed
Event replay	PartialWebhook history API to fetch past events; no replay call.	SupportedWebhook Deliveries API lists failed deliveries with the original payload; 3 retries plus failover URL
OpenTelemetry	Not listed	PartialEdge Compute functions, which host Agent SDK agents, export logs over OTLP
No-code integrations	Supportedn8n, Zapier, Pipedream, HighLevel and LeadConnector.	SupportedZapier
CRM integrations	SupportedHighLevel CRM and LeadConnector; no HubSpot or Salesforce found.	SupportedAI Assistants connect to Salesforce, HubSpot, Pipedrive and Zoho CRM
Built for AI agents
Agent framework	Not listed	SupportedAI Assistants run conversations over calls, SMS, WhatsApp and web chat; Agent SDK in beta
Agent framework integrations	Not listed	SupportedVercel AI SDK provider, Vercel Chat SDK adapter, LiveKit Agents plugin, LangGraph via Agent SDK (beta)
Streaming replies	Not listed	PartialAssistant Chat API and web chat stream replies as SSE; SMS, RCS and WhatsApp replies are not streamed
Agent group chats	Not listed	PartialGroup MMS with up to 8 recipients (US and Canada) that an agent number can join
Human handoff	PartialPeople can reply from Slack, email or the embedded inbox; no agent handoff controls.	PartialVoice AI Assistants can warm-transfer calls to a person; no agent inbox for text
Audit logs	PartialMessage, webhook and API request history kept; no account audit log found.	SupportedAudit Logs API for account changes
Message history API	SupportedPaginated history per contact, filterable by date, direction and type.	SupportedRetrieve messages by ID and search message detail records
Plans and compliance
Free plan	SupportedSandbox with 5 contacts; free shared plan for schools and non-profits.	PartialTrial with $5 credit; SMS only to one verified number, 100 a day
Public pricing	Supported	Supported
No per-message fees	SupportedUnlimited messages; plans cap unique active contacts per day.	Not supportedBilled per message part, plus carrier fees
Uptime SLA	Not supportedHelpdesk says LoopMessage does not provide SLAs or contracts.	SupportedCustom SLA on committed and Enterprise plans; Telnyx lists 99.99% for core voice and messaging
Isolated infrastructure	SupportedA dedicated sender's number and server are allocated to you alone.	SupportedDedicated infrastructure on the Enterprise plan ($5,000 a month minimum)
SOC 2 Type II	Not supportedHelpdesk says LoopMessage has not been through a SOC 2 audit.	Supported
GDPR	SupportedHelpdesk says data is stored following GDPR.	Supported

Feature

LoopMessage

Telnyx

iMessage messaging

iMessage

Not supportedNo iMessage support

Group chats

Send and receive in iMessage groups; not available in the sandbox.

Not supported

Group management

Create groups (needs the Init conversations add-on) and add or remove members.

Not supported

Group name and photo

Set group name (32 characters max) and photo with PATCH.

Not supported

Mentions

Not listed

Not supported

Tapbacks

Six tapbacks or any emoji; inbound reactions arrive as message_reaction webhooks.

Not supported

Threaded replies

reply_to_id on send; inbound webhooks carry a thread object.

Not supported

Typing indicators

Up to 60 seconds; fails if the chat had no two-way activity in the last 5 minutes.

Not supported

Read receipts

PartialYou can mark chats read; no read event is documented for your outbound messages.

Not supported

Edit and unsend

Edit within 15 minutes, unsend within 2 minutes of sending.

Not supported

Message effects

13 bubble and screen effects via the effect field.

Not supported

Animated text effects

Markup for shake, nod, explode, ripple, bloom and jitter.

Not supported

Stickers

PartialInbound messages can have type sticker; sending stickers is not documented.

Not supported

Formatted text

Bold, italic, underline, strikethrough and text sizes in iMessage.

Not supported

Attachments

Up to 10 public HTTPS file URLs per message.

Not supported

Live Photos

Not listed

Not supported

Rich link previews

Links get rich previews by default; preview: false sends plain text.

Not supported

Voice messages

Send audio files as voice messages; inbound audio is transcribed.

Not supported

Contact cards

contact_file adds a vCard to the message.

Not supported

Polls

Not listedA helpdesk article lists polls among features, but no poll API is documented.

Not supported

Chat backgrounds

Not listed

Not supported

Location sharing

PartialInbound messages can have type location; sending a location is not documented.

Not supported

iMessage apps

Not listed

Not supported

Live app cards

Not listed

Not supported

Sender name and photo

Not listedDocs suggest sending a vCard so recipients see your name and photo.

Not supported

FaceTime calls

Not supportedFaceTime API is in progress on the roadmap; today only an inbound FaceTime call webhook.

Not supported

Delivery status

message_delivered and message_failed webhooks, plus a status lookup by ID.

Not supported

iMessage availability check

PartialThrough LoopLookup, a separate LoopMessage service.

Not supported

Focus and Notify Anyway

Not listed

Not supported

Numbers and delivery

Managed lines

Dedicated senders run on hardware LoopMessage rents to you.

Not supportedNo iMessage support

Dedicated numbers

Phone number option is +$15/mo per dedicated sender; email senders also offered.

Local, national, toll-free and short code numbers in 130+ countries

Shared numbers

Shared senders for AI assistant use from $20/mo; free sandbox for testing.

Not listed

Bring your own number

PartialYou can port a US number in; your own Apple IDs are not accepted.

Hosted SMS text-enables numbers whose voice stays with another provider

Line pooling

Sender pools balance new contacts across senders and match replies to the right one.

Number Pool spreads sends across long code and toll-free numbers, with Sticky Sender

SMS fallback

Paid add-on, +$15/mo per dedicated sender; included on shared plans.

Not supportedNo iMessage support; RCS can fall back to SMS or MMS

RCS fallback

Same add-on uses RCS instead of SMS when the device supports it.

Not supportedNo iMessage support

Outbound-first messaging

PartialInit conversations add-on (+$30/mo), warm-up and recent opt-in required; no cold messaging.

Business-initiated SMS; US A2P traffic needs 10DLC or toll-free verification

Calls on the iMessage number

PartialInbound cell calls to the sender number are forwarded (add-on); no outbound calls.

Not supportedNo iMessage support

Other channels

SMS

Set channel to sms; needs the SMS/RCS add-on.

SMS and MMS on long code, toll-free, short code and alphanumeric senders

RCS

Set channel to rcs; needs the SMS/RCS add-on.

RCS Business Messaging with agent registration by API

Add-on, +$10/mo, on the same phone number and API.

WhatsApp Business API, including coexistence and business calling

Not supportedPlanned on the roadmap, not available yet.

Not supportedNot offered

Slack

Not listed

Not supported

Not listed

Email API with sending and inboxes, generally available since August 2026

Phone calls

PartialInbound cell calls are forwarded to a number you choose (add-on); no call API.

Voice API, TeXML and SIP trunking

Apple Messages for Business

Not supportedNot offered; the helpdesk contrasts LoopMessage with it.

Not supportedNot offered

Unified channel API

iMessage, SMS, RCS and WhatsApp on one number and one API.

PartialShared messaging profiles, but SMS, RCS, WhatsApp and email each have their own endpoint and payload

Developer tools

REST API

REST API v2 with a public OpenAPI spec

TypeScript SDK

PartialNo own SDK; Twilio's SDKs work through the Twilio-compatible API.

Python SDK

PartialNo own SDK; docs show Twilio's Python SDK pointed at the Twilio-compatible API.

Other SDKs

PartialNo own SDKs; Twilio's SDKs work through the Twilio-compatible API.

Go, Java, Ruby and PHP; a .NET SDK is on GitHub

CLI

Not listed

Telnyx CLI, plus an Agent CLI with setup commands

Webhooks

Retried up to 30 times over several hours.

Signed webhooks

PartialYou set an authorization header and verify it; no HMAC signature.

Ed25519 signatures over timestamp and payload

MCP server

PartialDocumentation-only MCP server; no access to your account or messages.

Remote MCP server for API actions, plus a docs MCP server

Open source

PartialOnly the n8n node is MIT on GitHub; the platform is closed.

Not supportedClosed platform; SDKs and CLI are MIT-licensed

Self-hosting

Not listed

Local testing

Not listedThe sandbox needs a real iPhone or Mac to message it.

PartialOnly for Telnyx AI Assistants, through the Assistant Chat API or web chat widget

Custom channel providers

Not listed

Event replay

PartialWebhook history API to fetch past events; no replay call.

Webhook Deliveries API lists failed deliveries with the original payload; 3 retries plus failover URL

OpenTelemetry

Not listed

PartialEdge Compute functions, which host Agent SDK agents, export logs over OTLP

No-code integrations

n8n, Zapier, Pipedream, HighLevel and LeadConnector.

Zapier

CRM integrations

HighLevel CRM and LeadConnector; no HubSpot or Salesforce found.

AI Assistants connect to Salesforce, HubSpot, Pipedrive and Zoho CRM

Built for AI agents

Agent framework

Not listed

AI Assistants run conversations over calls, SMS, WhatsApp and web chat; Agent SDK in beta

Agent framework integrations

Not listed

Vercel AI SDK provider, Vercel Chat SDK adapter, LiveKit Agents plugin, LangGraph via Agent SDK (beta)

Streaming replies

Not listed

PartialAssistant Chat API and web chat stream replies as SSE; SMS, RCS and WhatsApp replies are not streamed

Agent group chats

Not listed

PartialGroup MMS with up to 8 recipients (US and Canada) that an agent number can join

Human handoff

PartialPeople can reply from Slack, email or the embedded inbox; no agent handoff controls.

PartialVoice AI Assistants can warm-transfer calls to a person; no agent inbox for text

Audit logs

PartialMessage, webhook and API request history kept; no account audit log found.

Audit Logs API for account changes

Message history API

Paginated history per contact, filterable by date, direction and type.

Retrieve messages by ID and search message detail records

Plans and compliance

Free plan

Sandbox with 5 contacts; free shared plan for schools and non-profits.

PartialTrial with $5 credit; SMS only to one verified number, 100 a day

Public pricing

No per-message fees

Unlimited messages; plans cap unique active contacts per day.

Not supportedBilled per message part, plus carrier fees

Uptime SLA

Not supportedHelpdesk says LoopMessage does not provide SLAs or contracts.

Custom SLA on committed and Enterprise plans; Telnyx lists 99.99% for core voice and messaging

Isolated infrastructure

A dedicated sender's number and server are allocated to you alone.

Dedicated infrastructure on the Enterprise plan ($5,000 a month minimum)

SOC 2 Type II

Not supportedHelpdesk says LoopMessage has not been through a SOC 2 audit.

GDPR

Helpdesk says data is stored following GDPR.

Checked on each provider's own site and docs on 2026-10-25. “Not listed” means the provider does not mention it.

LoopMessage vs Telnyx

Compare LoopMessage and Telnyx side by side: iMessage features, channels, developer tools, pricing and compliance, checked on each provider's own site.

LoopMessage

Telnyx

Where LoopMessage is ahead

Where Telnyx is ahead

Feature comparison

Pricing

LoopMessage

Telnyx

Which should you choose?

Frequently asked questions

More LoopMessage comparisons

More Telnyx comparisons